Join us at Dedham Square Coffeehouse for our Open Mic. with Host Rudy B. The Open Mic Is held on the first Thursday of each month from 7:30 - 9:30 PM, sign-up starts at 7:00. This Open Mic will be open to all ages and abilities, come down and showcase your music for your friends, family and fellow musicians. As always Dedham Square Coffeehouse will be serving up great Panini Sandwiches, Espresso drinks and other Cafe fare as well as a wide selection of beer and wine.